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New -report_system_area mode "gpt_disk_guid"

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This commit is contained in:
Thomas Schmitt
2016-08-15 17:48:42 +00:00
parent 237852c4e1
commit adcd2386eb
4 changed files with 44 additions and 9 deletions
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25
xorriso/iso_img.c
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@ -2702,8 +2702,9 @@ static void Xorriso_report_lines(struct XorrisO *xorriso,
int Xorriso_report_system_area(struct XorrisO *xorriso, char *form, int flag)
{
int ret, line_count, cmd_count= 0, et_line_count= 0, sa_line_count= 0;
int do_cmd= 0, as_mkisofs= 0, i;
int do_cmd= 0, as_mkisofs= 0, i, bin_count;
char **lines = NULL, **et_lines= NULL, **sa_lines= NULL, **cmds= NULL;
uint8_t guid[16];
IsoImage *image;
if(strcmp(form, "cmd") == 0 || strcmp(form, "as_mkisofs") == 0 || (flag & 2))
@ -2763,6 +2764,28 @@ int Xorriso_report_system_area(struct XorrisO *xorriso, char *form, int flag)
Xorriso_result(xorriso,0);
goto ex;
} else if(strcmp(form, "gpt_disk_guid") == 0 && !(flag & 1)) {
ret= Xorriso_get_volume(xorriso, &image, 0);
if(ret <= 0)
goto ex;
ret= iso_image_report_system_area(image, &sa_lines, &sa_line_count, 0);
if(ret <= 0)
goto ex;
for(i= 0; i < sa_line_count; i++) {
if(strncmp(sa_lines[i], "GPT disk GUID : ", 26) == 0) {
ret= Hex_to_bin(sa_lines[i] + 26, 16, &bin_count, guid, 0);
if(ret < 0 || bin_count != 16)
break;
Xorriso_format_guid(xorriso, guid, xorriso->result_line, 0);
strcat(xorriso->result_line, "\n");
Xorriso_result(xorriso,0);
ret= 1;
goto ex;
}
}
ret= 1;
goto ex;
} else {
sprintf(xorriso->info_text,
"%s form parameter not recognized: ",